kopia lustrzana https://github.com/peterhinch/micropython-micro-gui
Fix bug in vtest.py. Add pyboard setup example.
Peter Hinch
rodzic
6485678b51
commit
5de88cc126
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@ -35,28 +35,32 @@ class BackScreen(Screen):
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Label(wri, 2, 2, 'Ensure back refreshes properly')
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CloseButton(wri)
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# Create a random vector. Interpolate between current vector and the new one.
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# Change pointer color dependent on magnitude.
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# Update a pointer with a vector. Change pointer color dependent on magnitude.
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def vset(ptr, v):
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mag = abs(v)
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if mag < 0.3:
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ptr.value(v, BLUE)
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elif mag < 0.7:
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ptr.value(v, GREEN)
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else:
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ptr.value(v, RED)
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def get_vec(): # Return a random vector
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mag = urandom.getrandbits(16) / 2**16 # 0..1 (well, almost 1)
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phi = pi * urandom.getrandbits(16) / 2**15 # 0..2*pi
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return rect(mag, phi)
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async def ptr_test(dial):
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ptr = Pointer(dial)
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v = 0j
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ptr0 = Pointer(dial)
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ptr1 = Pointer(dial)
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steps = 20 # No. of interpolation steps
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# BUG getting a weird visual flicker on occasion, with yellow
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# being briefly displayed. Where is that coming from?
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# Does not seem to be affected by max value. TODO
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grv = lambda : urandom.getrandbits(16) / 2**15 - 1 # Random: range -1.0 to +0.999
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while True:
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v1 = grv() + 1j * grv() # Random vector
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dv = (v1 - v) / steps # Interpolation vector
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dv0 = (get_vec() - ptr0.value()) / steps # Interpolation vectors
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dv1 = (get_vec() - ptr1.value()) / steps
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for _ in range(steps):
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v += dv
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mag = abs(v)
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if mag < 0.3:
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ptr.value(v, BLUE)
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elif mag < 0.7:
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ptr.value(v, GREEN)
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else:
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ptr.value(v, RED)
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vset(ptr0, ptr0.value() + dv0)
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vset(ptr1, ptr1.value() + dv1)
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await asyncio.sleep_ms(200)
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# Analog clock demo.
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@ -77,6 +81,7 @@ async def aclock(dial, lbldate, lbltim):
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while True:
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t = time.localtime()
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# Maths rotates vectors counterclockwise, hence - signs.
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hrs.value(hstart * uv(-t[3] * pi/6 - t[4] * pi / 360), CYAN)
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mins.value(mstart * uv(-t[4] * pi/30), CYAN)
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secs.value(sstart * uv(-t[5] * pi/30), RED)
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@ -99,10 +104,10 @@ class VScreen(Screen):
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# Set up random vector display with two pointers
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dial = Dial(wri, 2, 2, height = 100, ticks = 12, fgcolor = YELLOW, style=Dial.COMPASS)
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self.reg_task(ptr_test(dial))
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self.reg_task(ptr_test(dial))
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# Set up clock display: instantiate labels
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lbldate = Label(wri, 110, 2, 200, **labels)
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lbltim = Label(wri, 150, 2, 80, **labels)
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gap = 4
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lbldate = Label(wri, dial.mrow + gap, 2, 200, **labels)
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lbltim = Label(wri, lbldate.mrow + gap, 2, 80, **labels)
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dial = Dial(wri, 2, 120, height = 100, ticks = 12, fgcolor = GREEN, pip = GREEN)
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self.reg_task(aclock(dial, lbldate, lbltim))
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@ -1,60 +1,54 @@
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# st7735r144_setup.py For my PCB with 1.44 inch 128*128 TFT Customise for your hardware config
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# ili9341_pico.py Customise for your hardware config
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# Released under the MIT License (MIT). See LICENSE.
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# Copyright (c) 2020 Peter Hinch
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# Copyright (c) 2021 Peter Hinch
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# As written, supports:
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# Adfruit 1.44 inch Color TFT LCD display with MicroSD Card Breakout:
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# https://www.adafruit.com/product/2088
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# ili9341 240x320 displays on Pi Pico
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# Edit the driver import for other displays.
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# WIRING (Adafruit pin nos and names).
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# Pyb SSD
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# Gnd Gnd
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# 3V3 Vcc
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# Y11 RESET
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# Y12 D/C
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# W32 TFT_CS
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# Y8 MOSI
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# Y6 SCK
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# Vin LITE (10) Backlight
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# Demo of initialisation procedure designed to minimise risk of memory fail
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# when instantiating the frame buffer. The aim is to do this as early as
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# possible before importing other modules.
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# Switch wiring
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# X1 Next
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# X2 Sel
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# X3 Prev
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# X4 Increase
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# X5 Decrease
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# WIRING
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# Pico Display
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# GPIO Pin
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# 3v3 36 Vin
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# IO6 9 CLK Hardware SPI0
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# IO7 10 DATA (AKA SI MOSI)
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# IO8 11 DC
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# IO9 12 Rst
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# Gnd 13 Gnd
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# IO10 14 CS
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import machine
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# Pushbuttons are wired between the pin and Gnd
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# Pico pin Meaning
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# 16 Operate current control
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# 17 Decrease value of current control
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# 18 Select previous control
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# 19 Select next control
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# 20 Increase value of current control
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from machine import Pin, SPI, freq
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import gc
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from machine import Pin, SPI
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import gc
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import time
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from drivers.st7735r.st7735r144_4bit import ST7735R as SSD
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pp = Pin('EN_3V3')
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pp(1)
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time.sleep(1)
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pdc = Pin('Y12', Pin.OUT_PP, value=0)
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pcs = Pin('W32', Pin.OUT_PP, value=1)
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prst = Pin('Y11', Pin.OUT_PP, value=1)
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spi = SPI(2, baudrate=6_000_000)
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from drivers.ili93xx.ili9341 import ILI9341 as SSD
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freq(250_000_000) # RP2 overclock
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# Create and export an SSD instance
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pdc = Pin(8, Pin.OUT, value=0) # Arbitrary pins
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prst = Pin(9, Pin.OUT, value=1)
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pcs = Pin(10, Pin.OUT, value=1)
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spi = SPI(0, baudrate=30_000_000)
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gc.collect() # Precaution before instantiating framebuf
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ssd = SSD(spi, pcs, pdc, prst) # Create a display instance
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from gui.core.ugui import Display
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ssd = SSD(spi, pcs, pdc, prst, usd=True)
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from gui.core.ugui import Display
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# Create and export a Display instance
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# Define control buttons
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nxt = Pin(Pin.board.X5, Pin.IN, Pin.PULL_UP) # Move to next control
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sel = Pin(Pin.board.X1, Pin.IN, Pin.PULL_UP) # Operate current control
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prev = Pin(Pin.board.X4, Pin.IN, Pin.PULL_UP) # Move to previous control
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increase = Pin(Pin.board.X2, Pin.IN, Pin.PULL_UP) # Increase control's value
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decrease = Pin(Pin.board.X3, Pin.IN, Pin.PULL_UP) # Decrease control's value
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nxt = Pin(19, Pin.IN, Pin.PULL_UP) # Move to next control
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sel = Pin(16, Pin.IN, Pin.PULL_UP) # Operate current control
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prev = Pin(18, Pin.IN, Pin.PULL_UP) # Move to previous control
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increase = Pin(20, Pin.IN, Pin.PULL_UP) # Increase control's value
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decrease = Pin(17, Pin.IN, Pin.PULL_UP) # Decrease control's value
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display = Display(ssd, nxt, sel, prev, increase, decrease)
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@ -0,0 +1,60 @@
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# st7735r144_setup.py For my PCB with 1.44 inch 128*128 TFT Customise for your hardware config
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# Released under the MIT License (MIT). See LICENSE.
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# Copyright (c) 2020 Peter Hinch
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# As written, supports:
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# Adfruit 1.44 inch Color TFT LCD display with MicroSD Card Breakout:
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# https://www.adafruit.com/product/2088
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# WIRING (Adafruit pin nos and names).
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# Pyb SSD
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# Gnd Gnd
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# 3V3 Vcc
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# Y11 RESET
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# Y12 D/C
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# W32 TFT_CS
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# Y8 MOSI
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# Y6 SCK
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# Vin LITE (10) Backlight
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# Switch wiring
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# X1 Next
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# X2 Sel
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# X3 Prev
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# X4 Increase
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# X5 Decrease
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import machine
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import gc
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from machine import Pin, SPI
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import gc
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import time
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from drivers.st7735r.st7735r144_4bit import ST7735R as SSD
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pp = Pin('EN_3V3')
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pp(1)
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time.sleep(1)
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pdc = Pin('Y12', Pin.OUT_PP, value=0)
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pcs = Pin('W32', Pin.OUT_PP, value=1)
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prst = Pin('Y11', Pin.OUT_PP, value=1)
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spi = SPI(2, baudrate=6_000_000)
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gc.collect() # Precaution before instantiating framebuf
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ssd = SSD(spi, pcs, pdc, prst) # Create a display instance
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from gui.core.ugui import Display
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# Create and export a Display instance
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# Define control buttons
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nxt = Pin(Pin.board.X5, Pin.IN, Pin.PULL_UP) # Move to next control
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sel = Pin(Pin.board.X1, Pin.IN, Pin.PULL_UP) # Operate current control
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prev = Pin(Pin.board.X4, Pin.IN, Pin.PULL_UP) # Move to previous control
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increase = Pin(Pin.board.X2, Pin.IN, Pin.PULL_UP) # Increase control's value
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decrease = Pin(Pin.board.X3, Pin.IN, Pin.PULL_UP) # Decrease control's value
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display = Display(ssd, nxt, sel, prev, increase, decrease)
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